Usages are comparable to a hydraulic ram (which has been around for a long time). Probably less expensive because of the simplicity. Clever. https://en.wikipedi

Usages are comparable to a hydraulic ram (which has been around for a long time). Probably less expensive because of the simplicity. Clever. https://en.wikipedia.org/wiki/Hydraulic_ram https://en.wikipedia.org/wiki/Hydraulic_ram "The hydraulic ram is sometimes used in remote areas, where there is both a source of low-head hydropower and a need for pumping water to a destination higher in elevation than the source."